Stories in Stone

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by: Julie, Ryan, Michael, and Emily

Rock Number	Properties	Prediction rock/mineral	why?
1	rough, shiny	mineral	the insides looks like there are things in there
2	edges at 90 degrees	rock	the cleavage looks hard
3	layers, easy to break	mineral	it is easy to break
4	rough, a little glassy	rock	it looks like an igneous rock
5	multi-colored	rock	it is hard to break
6	black, glassy	rock	it is very hard and sharp
7	light, grayish	mineral	it is very light in weight
8	rough, lots of small rocks	rock	it has other small rocks in it
9	rough	mineral	it is very powdery
10	shiny, multi-colored	mineral	it is lightish and multi-colored
11	pinkish, rough	rock	it is hard and rough
12	gray, rough	rock	it looks hard
13	shiny, gray, blackish	mineral	it looks like it has many layers
14	shiny, cystalish	mineral	it is shiny and has crystals
15	hard,rough,solid	mineral	it is shiny
16	smooth, dark	rock	it is sharp and hard